P · 9 seasons · 1920 – 1928 · B/T: R/R
Few careers score higher: Slim Harriss sits 1st of 0 pitchers all-time in roto value, built over 9 seasons. 1925 was the high-water mark, worth +7.6, 21st that season and 2597th of 51,303 player-seasons on record. Career value accumulated in strikeouts (+11.0) and wins (+8.5), and drained away in WHIP (-5.1) and ERA (-2.9).
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1920 | PHA | 31 | -3.20 | #752 | #109,887 |
| 1921 | PHA | 39 | -3.19 | #740 | #109,820 |
| 1922 | PHA | 47 | -2.94 | #747 | #108,045 |
| 1923 | PHA | 46 | -3.70 | #836 | #111,216 |
| 1924 | PHA | 36 | -2.83 | #822 | #106,840 |
| 1925★ | PHA | 46 | -2.22 | #459 | #79,216 |
| 1926 | BOS | 33 | -3.01 | #812 | #108,701 |
| 1927 | BOS | 44 | -3.33 | #804 | #110,400 |
| 1928 | BOS | 27 | -2.95 | #777 | #108,132 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1920 | PHA | 31 | -1.58 | #149 | #27,292 |
| 1921 | PHA | 39 | 2.72 | #63 | #9,713 |
| 1922 | PHA | 47 | 2.01 | #73 | #11,550 |
| 1923 | PHA | 46 | 6.00 | #35 | #4,134 |
| 1924 | PHA | 36 | -0.09 | #123 | #18,825 |
| 1925★ | PHA | 46 | 7.55 | #21 | #2,597 |
| 1926 | BOS | 33 | -0.21 | #123 | #19,377 |
| 1927 | BOS | 44 | 2.46 | #70 | #10,343 |
| 1928 | BOS | 27 | 0.70 | #98 | #15,673 |
★ Best season by Z